Special tool for disassembling and assembling motor bearing end cover

Abstract

The utility model relates to the technical field of disassembly and assembly of bearing end covers, in particular to a special tool for disassembly and assembly of a motor bearing end cover, which comprises a mounting column, a connecting groove is formed in the inner side of the mounting column, and an abutting block is slidably connected to the inner side of the connecting groove. When the bearing end cover is installed, the installation column is dragged to be tightly attached to the bearing, bolts in the remaining installation holes are installed in place, then the installation device is retreated step by step, formal bearing end cover fixing bolts are replaced, installation is completed, and therefore the end cover is fixed to the device in advance, and the bearing end cover is fixedly installed through the bearing end cover disassembling device. Blind hole alignment is not needed, the installation difficulty is greatly reduced, the labor intensity of personnel is effectively relieved, the installation quality is improved, the installation difficulty is reduced, the daily maintenance efficiency of the speed reducer motor bearing is improved, the installation time is saved, the working efficiency is greatly improved, and the replacement safety of personnel and the operation safety of equipment are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of disassembly and assembly of bearing end covers, in particular to a special tool for disassembly and assembly of a motor bearing end cover. Background Art

[0002] At present, most small and medium-sized reducers and motors use rolling bearings, among which the bearing end cover is a common part used to fix the bearing and adjust the bearing clearance.

[0003] During the bearing replacement process, disassembling and installing the bearing end cover is very time-consuming and laborious, and in serious cases, it may endanger the motor coil. For this reason, the disassembly and installation of the bearing end cover is particularly important, which directly affects the service life of the motor or reducer. Utility Model Content

[0004] The utility model aims to provide a special tool for disassembling and assembling a motor bearing end cover, so as to solve the problem in the above background technology that disassembling and assembling the bearing end cover is very time-consuming and labor-intensive, and in serious cases endangers the motor coil.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a special tool for disassembling and assembling a motor bearing end cover, comprising a mounting column, a connecting groove is provided on the inner side of the mounting column, a stop block is slidably connected to the inner side of the connecting groove, a slide groove 1 is provided on the inner bottom of the connecting groove, a slider 1 is slidably connected to the inner side of the slide groove 1, a movable groove is provided on the upper surface of the mounting column, and a control rod is slidably connected to the inner side of the movable groove.

[0006] Preferably, the outer surface of the control rod is fixedly connected to a fixing plate, the upper surface of the mounting column is fixedly connected to a connecting plate, a second slide groove is opened on the inner side of the connecting plate, a slider second is slidably connected to the inner side of the second slide groove, and a bidirectional lead screw is rotatably connected to the inner side of the second slide groove.

[0007] Preferably, the connecting groove and the stop block are in two groups, the stop block is in an arc-shaped block shape, and the connecting groove is adapted to the stop block. When it is in action, the stop block slides on the inner side of the connecting groove, so that the two groups of stop blocks slide out from the inner side of the connecting groove and hold the bearing end cover.

[0008] Preferably, the slide groove 1 is a "convex" shaped groove, the slider 1 is a "convex" shaped block, the slide groove 1 and the slider 1 are both in two groups, and the slider 1 is fixedly connected to the stop block, and its function is to prevent the stop block from sliding out of the connecting groove by fixing the slider 1 to the slide groove 1.

[0009] Preferably, the movable groove is an elliptical groove, the control rod is a rod-shaped shape, the movable groove and the control rod are in two groups, and the movable groove is fixedly connected to the stop block, and its function is to slide the control rod on the inner side of the movable groove, thereby driving the stop block to slide on the inner side of the connecting groove.

[0010] Preferably, the fixed plate is in a plate-like shape, the fixed plate is fixedly connected to the second slider, the connecting plate is in a rectangular block shape, and the fixed plate is slidably connected to the upper surface of the connecting plate. Its function is to drive the two groups of control rods to slide in a direction away from each other by sliding the fixed plate on the upper surface of the connecting plate.

[0011] Preferably, the second slide groove is a "convex" shaped groove, the second slider is a "convex" shaped block, the bidirectional lead screw is a rod-shaped shape, and the outer surface of the bidirectional lead screw is connected to the two groups of sliders two through a screw groove. Its function is to rotate the bidirectional lead screw, thereby driving the two groups of sliders two to slide on the inner side of the second slide groove in the direction away from each other, thereby driving the two groups of fixed plates to slide, so that the control rod slides on the inner side of the movable groove, so that the control rod drives the resistance block to slide outward on the inner side of the connecting groove, so that the two groups of resistance blocks tightly press against the inner ring of the bearing end cover.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. By inserting the bearing end cover from the top of the mounting column to the surface of the mounting column, when the bearing end cover slides to the stop block, the control rod slides on the inner side of the movable groove, so that the control rod drives the stop block to slide outward on the inner side of the connecting groove, so that the two sets of stop blocks tightly press against the inner ring of the bearing end cover, thereby fixing the bearing end cover to the mounting column. When installing the bearing end cover, drag the mounting column until it is close to the bearing, and then install the remaining mounting hole bolts in place, and then gradually withdraw the installation device, replace it with the formal bearing end cover fixing bolts, and complete the installation, thereby fixing the end cover to the device in advance, and using the bearing end cover disassembly device to fix the bearing end cover without blindly aligning the holes, which greatly reduces the difficulty of installation, effectively reduces the labor intensity of personnel, improves the installation quality, reduces the difficulty of installation, improves the efficiency of daily maintenance of the reducer motor bearings, saves installation time, greatly improves work efficiency, and ensures the safety of personnel replacement and equipment operation.

[0014] 2. By rotating the bidirectional lead screw, the two sets of sliders 2 slide down and away from each other on the inner side of the slide groove 2, thereby driving the fixed plate and the control rod to slide towards each other. When the stop block presses against the inner ring of the bearing end cover, tighten the bidirectional lead screw so that the stop block presses against the bearing end cover tightly, which facilitates the installation of the bearing end cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a side perspective schematic diagram of the structure of the utility model;

[0017] Figure 3For this utility model Figure 1 A three-dimensional schematic diagram of the internal structure of the middle mounting column;

[0018] Figure 4 For this utility model Figure 3 A three-dimensional schematic diagram of the structure of the middle support block;

[0019] Figure 5 For this utility model Figure 3 A magnified schematic diagram of center A.

[0020] In the figure: 1. Mounting column; 2. Connecting groove; 3. Stop block; 4. Slide groove 1; 5. Slider 1; 6. Moving groove; 7. Control rod; 8. Fixed plate; 9. Connecting plate; 10. Slide groove 2; 11. Slider 2; 12. Bidirectional screw. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 , an embodiment provided by the utility model:

[0023] A special tool for disassembling and assembling a motor bearing end cover comprises a mounting column 1, a connecting groove 2 is provided on the inner side of the mounting column 1, a stop block 3 is slidably connected to the inner side of the connecting groove 2, a slide groove 4 is provided on the inner bottom of the connecting groove 2, a slider 5 is slidably connected to the inner side of the slide groove 4, a movable groove 6 is provided on the upper surface of the mounting column 1, and a control rod 7 is slidably connected to the inner side of the movable groove 6.

[0024] Furthermore, the outer surface of the control rod 7 is fixedly connected to a fixing plate 8, the upper surface of the mounting column 1 is fixedly connected to a connecting plate 9, a slide groove 10 is provided on the inner side of the connecting plate 9, a slider 11 is slidably connected to the inner side of the slide groove 10, and a bidirectional lead screw 12 is rotatably connected to the inner side of the slide groove 10.

[0025] Furthermore, the outer surface of the control rod 7 is fixedly connected to a fixing plate 8, the upper surface of the mounting column 1 is fixedly connected to a connecting plate 9, a slide groove 10 is provided on the inner side of the connecting plate 9, a slider 11 is slidably connected to the inner side of the slide groove 10, and a bidirectional lead screw 12 is rotatably connected to the inner side of the slide groove 10.

[0026] Furthermore, the slide groove 4 is a "convex" groove, the slider 5 is a "convex" block, the slide groove 4 and the slider 5 are in two groups, the slider 5 is fixedly connected to the stop block 3, and its function is to prevent the stop block 3 from sliding out of the connecting groove 2 by fixing the slider 5 to the slide groove 4.

[0027] Furthermore, the movable groove 6 is an elliptical groove, the control rod 7 is a rod-shaped shape, the movable groove 6 and the control rod 7 are in two groups, the movable groove 6 is fixedly connected to the stop block 3, and its function is to slide the control rod 7 on the inner side of the movable groove 6, thereby driving the stop block 3 to slide on the inner side of the connecting groove 2.

[0028] Furthermore, the fixed plate 8 is in a plate-like shape, fixedly connected to the slider 11, and the connecting plate 9 is in a rectangular block shape. The fixed plate 8 is slidably connected to the upper surface of the connecting plate 9. Its function is to drive the two groups of control rods 7 to slide in a direction away from each other by sliding the fixed plate 8 on the upper surface of the connecting plate 9.

[0029] Furthermore, the slide groove 10 is a "convex" groove, the slider 11 is a "convex" block, the bidirectional screw 12 is a rod-shaped, and the outer surface of the bidirectional screw 12 is connected to the two groups of sliders 11 through a screw groove. Its function is to rotate the bidirectional screw 12, thereby driving the two groups of sliders 11 to slide away from each other on the inner side of the slide groove 10, thereby driving the two groups of fixed plates 8 to slide, so that the control rod 7 slides on the inner side of the movable groove 6, so that the control rod 7 drives the stop block 3 to slide outward on the inner side of the connecting groove 2, so that the two groups of stop blocks 3 are tightly against the inner ring of the bearing end cover.

[0030] Working principle: a connecting groove 2 is opened on the inner side of the mounting column 1, a stop block 3 is slidably connected to the inner side of the connecting groove 2, a slide groove 4 is opened at the inner bottom of the connecting groove 2, a slider 5 is slidably connected to the inner side of the slide groove 4, a movable groove 6 is opened on the upper surface of the mounting column 1, and a control rod 7 is slidably connected to the inner side of the movable groove 6. By inserting the bearing end cover from the top of the mounting column 1 to the surface of the mounting column 1, when the bearing end cover slides to the stop block 3, the control rod 7 slides on the inner side of the movable groove 6, so that the control rod 7 drives the stop block 3 to slide outward on the inner side of the connecting groove 2, so that the two groups of stop blocks 3 are tightly pressed against the inner ring of the bearing end cover, thereby fixing the bearing end cover to the mounting column 1. When installing the bearing end cover, the mounting column 1 is dragged until it is close to the bearing, and then the remaining mounting hole bolts are installed in place, and then the installation device is gradually withdrawn, and the formal bearing end cover fixing bolts are replaced to complete the installation, thereby greatly reducing the installation difficulty, improving the installation quality, reducing the installation difficulty, saving installation time, and greatly improving work efficiency.

[0031] A fixing plate 8 is fixedly connected to the outer surface of the control rod 7, a connecting plate 9 is fixedly connected to the upper surface of the mounting column 1, a slide groove 2 10 is opened on the inner side of the connecting plate 9, a slider 2 11 is slidably connected to the inner side of the slide groove 2 10, and a bidirectional lead screw 12 is rotatably connected to the inner side of the slide groove 2 10. By rotating the bidirectional lead screw 12, the two groups of sliders 11 slide down and away from each other on the inner side of the slide groove 2 10, thereby driving the fixing plate 8 and the control rod 7 to slide towards each other. When the stop block 3 presses against the inner ring of the bearing end cover, the bidirectional lead screw 12 is tightened, so that the stop block 3 presses against the bearing end cover tightly, which is convenient for the installation of the bearing end cover.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A special tool for disassembling and assembling a motor bearing end cover, comprising a mounting column (1), characterized in that: A connecting groove (2) is provided on the inner side of the mounting column (1), a stop block (3) is slidably connected to the inner side of the connecting groove (2), a sliding groove (4) is provided on the inner bottom of the connecting groove (2), a slider (5) is slidably connected to the inner side of the sliding groove (4), a movable groove (6) is provided on the upper surface of the mounting column (1), and a control rod (7) is slidably connected to the inner side of the movable groove (6).

2. A special tool for disassembling and assembling a motor bearing end cover according to claim 1, characterized in that: The outer surface of the control rod (7) is fixedly connected to a fixing plate (8), the upper surface of the mounting column (1) is fixedly connected to a connecting plate (9), the inner side of the connecting plate (9) is provided with a second slide groove (10), the inner side of the second slide groove (10) is slidably connected to a second slider (11), and the inner side of the second slide groove (10) is rotatably connected to a bidirectional lead screw (12).

3. A special tool for disassembling and assembling a motor bearing end cover according to claim 1, characterized in that: The connecting groove (2) and the stop block (3) are both in two groups. The stop block (3) is in an arc-shaped block shape, and the connecting groove (2) is adapted to the stop block (3).

4. A special tool for disassembling and assembling a motor bearing end cover according to claim 3, characterized in that: The slide groove 1 (4) is a convex groove, the slider 1 (5) is a convex block, the slide groove 1 (4) and the slider 1 (5) are both in two groups, and the slider 1 (5) is fixedly connected to the stop block (3).

5. A special tool for disassembling and assembling a motor bearing end cover according to claim 4, characterized in that: The movable groove (6) is an elliptical groove, the control rod (7) is a rod-shaped shape, the movable groove (6) and the control rod (7) are both in two groups, and the movable groove (6) is fixedly connected to the stop block (3).

6. A special tool for disassembling and assembling a motor bearing end cover according to claim 2, characterized in that: The fixing plate (8) is in a plate shape, and is fixedly connected to the second sliding block (11). The connecting plate (9) is in a rectangular block shape, and the fixing plate (8) is slidably connected to the upper surface of the connecting plate (9).

7. A special tool for disassembling and assembling a motor bearing end cover according to claim 6, characterized in that: The second slide groove (10) is a convex groove, the second slider (11) is a convex block, the bidirectional lead screw (12) is a rod, and the outer surface of the bidirectional lead screw (12) is connected to the two sets of sliders (11) through a screw groove.

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